EP0164984A3 - Method of manufacturing tubes of microporous thermal insulation material and tubes made by such method - Google Patents

Method of manufacturing tubes of microporous thermal insulation material and tubes made by such method Download PDF

Info

Publication number
EP0164984A3
EP0164984A3 EP85303902A EP85303902A EP0164984A3 EP 0164984 A3 EP0164984 A3 EP 0164984A3 EP 85303902 A EP85303902 A EP 85303902A EP 85303902 A EP85303902 A EP 85303902A EP 0164984 A3 EP0164984 A3 EP 0164984A3
Authority
EP
European Patent Office
Prior art keywords
tubes
thermal insulation
insulation material
manufacturing
microporous thermal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP85303902A
Other versions
EP0164984B1 (en
EP0164984A2 (en
Inventor
John Thomas Hughes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Micropore International Ltd
Original Assignee
Micropore International Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Micropore International Ltd filed Critical Micropore International Ltd
Publication of EP0164984A2 publication Critical patent/EP0164984A2/en
Publication of EP0164984A3 publication Critical patent/EP0164984A3/en
Application granted granted Critical
Publication of EP0164984B1 publication Critical patent/EP0164984B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/36—Bending and joining, e.g. for making hollow articles
    • B29C53/38—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/147—Arrangements for the insulation of pipes or pipe systems the insulation being located inwardly of the outer surface of the pipe
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5042—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like covering both elements to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
    • B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/727—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being porous, e.g. foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0012—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular thermal properties
    • B29K2995/0015—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0063—Density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00—Layered products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1036—Bending of one piece blank and joining edges to form article
    • Y10T156/1038—Hollow cylinder article
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1303—Paper containing [e.g., paperboard, cardboard, fiberboard, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/131—Glass, ceramic, or sintered, fused, fired, or calcined metal oxide or metal carbide containing [e.g., porcelain, brick, cement, etc.]
    • Y10T428/1314—Contains fabric, fiber particle, or filament made of glass, ceramic, or sintered, fused, fired, or calcined metal oxide, or metal carbide or other inorganic compound [e.g., fiber glass, mineral fiber, sand, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1372—Randomly noninterengaged or randomly contacting fibers, filaments, particles, or flakes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Thermal Insulation (AREA)
  • Laminated Bodies (AREA)
EP85303902A 1984-06-07 1985-06-03 Method of manufacturing tubes of microporous thermal insulation material and tubes made by such method Expired - Lifetime EP0164984B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8414526 1984-06-07
GB848414526A GB8414526D0 (en) 1984-06-07 1984-06-07 Tubes of microporous thermal insulation material

Publications (3)

Publication Number Publication Date
EP0164984A2 EP0164984A2 (en) 1985-12-18
EP0164984A3 true EP0164984A3 (en) 1988-01-27
EP0164984B1 EP0164984B1 (en) 1990-09-26

Family

ID=10562067

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85303902A Expired - Lifetime EP0164984B1 (en) 1984-06-07 1985-06-03 Method of manufacturing tubes of microporous thermal insulation material and tubes made by such method

Country Status (8)

Country Link
US (1) US4680070A (en)
EP (1) EP0164984B1 (en)
JP (1) JPS6110191A (en)
AU (1) AU4339485A (en)
CA (1) CA1257532A (en)
DE (1) DE3579850D1 (en)
ES (2) ES8608652A1 (en)
GB (1) GB8414526D0 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2813797B2 (en) * 1987-01-13 1998-10-22 大日本印刷株式会社 Method for manufacturing decorative sheet having three-dimensional design effect
US5077106A (en) * 1988-04-19 1991-12-31 The Boeing Company Convolutely lined and wrapped composite tubes
US5397643A (en) * 1990-04-03 1995-03-14 Bayer Aktiengesellschaft Lightweight shaped articles containing expandable graphite, their production and their use
DE4011697A1 (en) * 1990-04-11 1991-10-17 Bayer Ag LIGHTWEIGHT BODIES CONTAINING BLAEH GRAPHITE, THEIR PRODUCTION AND THEIR USE
CA2142190C (en) * 1995-02-14 1998-01-27 Marc Lessard Waste air exfiltration duct
US5900195A (en) * 1996-08-12 1999-05-04 Urethane Products International Protection of pipeline joint connections
US6000437A (en) * 1998-01-16 1999-12-14 Certain Teed Corporation Coated liner for curved ducts
US6132837A (en) * 1998-09-30 2000-10-17 Cabot Corporation Vacuum insulation panel and method of preparing the same
US7279438B1 (en) 1999-02-02 2007-10-09 Certainteed Corporation Coated insulation board or batt
US7220470B2 (en) * 2001-02-20 2007-05-22 Certainteed Corporation Moisture repellent air duct products
US6769455B2 (en) 2001-02-20 2004-08-03 Certainteed Corporation Moisture repellent air duct products
ITMI20011458A1 (en) * 2001-07-09 2003-01-09 Getters Spa SYSTEM FOR THE THERMAL INSULATION OF TUBULAR BODIES
US7223455B2 (en) * 2003-01-14 2007-05-29 Certainteed Corporation Duct board with water repellant mat
US20050098255A1 (en) * 2003-11-06 2005-05-12 Lembo Michael J. Insulation product having nonwoven facing and process for making same
US6986367B2 (en) * 2003-11-20 2006-01-17 Certainteed Corporation Faced mineral fiber insulation board with integral glass fabric layer
US20060019568A1 (en) * 2004-07-26 2006-01-26 Toas Murray S Insulation board with air/rain barrier covering and water-repellent covering
US20050218655A1 (en) * 2004-04-02 2005-10-06 Certain Teed Corporation Duct board with adhesive coated shiplap tab
US20050221061A1 (en) * 2004-04-02 2005-10-06 Toas Murray S Method and apparatus for forming shiplap edge in air duct board using molding and machining
US20060078699A1 (en) * 2004-10-12 2006-04-13 Mankell Kurt O Insulation board with weather and puncture resistant facing and method of manufacturing the same
US20060083889A1 (en) * 2004-10-19 2006-04-20 Schuckers Douglass S Laminated duct board
US20060272727A1 (en) * 2005-06-06 2006-12-07 Dinon John L Insulated pipe and method for preparing same
JP4679324B2 (en) 2005-09-30 2011-04-27 イビデン株式会社 Insulation
CA2555756A1 (en) * 2006-08-10 2008-02-10 Shawcor Ltd. Thermally insulated pipe for use at very high temperatures
EP2283269B1 (en) * 2008-05-01 2021-07-07 Cabot Corporation Manufacturing and installation of insulated pipes or elements thereof
CN103234096B (en) * 2013-05-28 2016-01-06 滁州晨润工贸有限公司 A kind of thermal baffle and preparation method
CN104552968B (en) * 2015-02-06 2018-01-30 姜维雁 The manufacture system and manufacture method of foaming plate
US11187367B2 (en) 2019-05-07 2021-11-30 Johns Manville Insulation blanket having a deposited passivator for industrial insulation applications

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH129506A (en) * 1927-10-22 1928-12-17 Spezialbauten Ag F Process for the production of concrete pipe sections, e.g. B. of pipes and channels made of concrete or reinforced concrete.
DE536157C (en) * 1927-10-21 1931-10-20 Spezialbauten Ag F Process for the production of pipes and channels made of concrete or reinforced concrete
US1992376A (en) * 1934-01-13 1935-02-26 Cement Wrapped Pipe Company Lt Method for the manufacture of construction columns
DE621613C (en) * 1933-01-11 1935-11-11 Oscar Gossler Glasgespinst Fab Heat protection body
US2647816A (en) * 1948-07-10 1953-08-04 American Viscose Corp Method of making a wound package and after-treating the same
GB1115346A (en) * 1964-10-28 1968-05-29 Ind En Handelmij Weber N V Thermally insulating shells and manufacture thereof
FR2018571A1 (en) * 1968-09-20 1970-05-29 Mallard James
FR2380238A1 (en) * 1977-02-10 1978-09-08 Micropore International Ltd IMPROVEMENTS IN THERMO-INSULATING MATERIALS
FR2411703A1 (en) * 1977-12-14 1979-07-13 Kureha Chemical Ind Co Ltd MULTI-LAYER INSULATION MATERIAL AND ITS PRODUCTION PROCESS
GB2068820A (en) * 1980-01-11 1981-08-19 Kurimoto Ltd Non-planar glass fibre reinforced cement articles
GB2091157A (en) * 1981-01-16 1982-07-28 Coal Industry Patents Ltd A method of manufacturing formed products

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US2756172A (en) * 1954-03-05 1956-07-24 Alexander C Kidd Pipe coverings
US3279503A (en) * 1963-08-19 1966-10-18 Dow Chemical Co Snap-on foamed resin insulation
GB1205572A (en) * 1966-09-29 1970-09-16 Atomic Energy Authority Uk Improvements in or relating to thermal insulation materials and to a method of making such materials
US3434502A (en) * 1967-05-22 1969-03-25 Charles D Snelling Flexible fire resistant air duct
US3807458A (en) * 1970-12-14 1974-04-30 Rayston Labor Inc Pipe coatings

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE536157C (en) * 1927-10-21 1931-10-20 Spezialbauten Ag F Process for the production of pipes and channels made of concrete or reinforced concrete
CH129506A (en) * 1927-10-22 1928-12-17 Spezialbauten Ag F Process for the production of concrete pipe sections, e.g. B. of pipes and channels made of concrete or reinforced concrete.
DE621613C (en) * 1933-01-11 1935-11-11 Oscar Gossler Glasgespinst Fab Heat protection body
US1992376A (en) * 1934-01-13 1935-02-26 Cement Wrapped Pipe Company Lt Method for the manufacture of construction columns
US2647816A (en) * 1948-07-10 1953-08-04 American Viscose Corp Method of making a wound package and after-treating the same
GB1115346A (en) * 1964-10-28 1968-05-29 Ind En Handelmij Weber N V Thermally insulating shells and manufacture thereof
FR2018571A1 (en) * 1968-09-20 1970-05-29 Mallard James
FR2380238A1 (en) * 1977-02-10 1978-09-08 Micropore International Ltd IMPROVEMENTS IN THERMO-INSULATING MATERIALS
FR2411703A1 (en) * 1977-12-14 1979-07-13 Kureha Chemical Ind Co Ltd MULTI-LAYER INSULATION MATERIAL AND ITS PRODUCTION PROCESS
GB2068820A (en) * 1980-01-11 1981-08-19 Kurimoto Ltd Non-planar glass fibre reinforced cement articles
GB2091157A (en) * 1981-01-16 1982-07-28 Coal Industry Patents Ltd A method of manufacturing formed products

Also Published As

Publication number Publication date
EP0164984B1 (en) 1990-09-26
ES8608652A1 (en) 1986-06-16
ES296469U (en) 1987-10-16
GB8414526D0 (en) 1984-07-11
CA1257532A (en) 1989-07-18
EP0164984A2 (en) 1985-12-18
DE3579850D1 (en) 1990-10-31
AU4339485A (en) 1986-01-09
JPS6110191A (en) 1986-01-17
ES296469Y (en) 1988-04-16
US4680070A (en) 1987-07-14
ES543931A0 (en) 1986-06-16

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